Active Video Line (MSB) Register: Difference between revisions
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|ShortDesc=Holds the MSB (only, as bit 0) of the raster line currently being drawn. | |ShortDesc=Holds the MSB (only, as bit 0) of the raster line currently being drawn. | ||
}} | }} | ||
The low 8 bit part of the raster line number is in {{NextRegNo|$1F}}. | |||
The line coordinates use coordinate system of [https://gitlab.com/thesmog358/tbblue/blob/master/docs/extra-hw/copper/COPPER-v0.1c.TXT Copper coprocessor], i.e. line 0 is the first line of pixels. | |||
Revision as of 10:00, 14 April 2019
| Next Register Number | $1E |
|---|---|
| Readable | Yes |
| Writable | No |
| Short Description | Holds the MSB (only, as bit 0) of the raster line currently being drawn. |
The low 8 bit part of the raster line number is in NextReg:$1F.
The line coordinates use coordinate system of Copper coprocessor, i.e. line 0 is the first line of pixels.